zgrat | 003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13

Resubmissions

16-04-2024 08:53

240416-ktedfsff7w 10

Analysis

max time kernel
151s
max time network
152s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12-04-2024 01:00

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General

Target

003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
Size

697KB
MD5

8ab428444842653c6ebf5a71f14f80e2
SHA1

780f71e211c5dbe9e37805fdcbaf88359651f7b2
SHA256

003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13
SHA512

37bf000a2407a9eac7d8006fec624de07e036c6ec711e95ef15b749cb532a762af2c822089e9f25a3b450a1a9b335ce4193c9a57fc6219054569bf1997e9f79d
SSDEEP

12288:jJFKeIV/ORw6mBTCz2BqbKKsobl9XGzwHJeL7dIh89zwHJeo:HC+hbK5ox9XcwpeLkmwpeo

Score

10^/10

zgrat rat

Malware Config

Signatures

Detect ZGRat V1 26 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2684-19-0x0000000000680000-0x0000000000754000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-27-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-25-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-24-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-29-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-31-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-33-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-35-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-37-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-39-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-51-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-49-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-47-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-55-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-53-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-45-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-43-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-41-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-63-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-61-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-59-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-57-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-67-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-65-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-71-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1
behavioral1/memory/2684-69-0x0000000000680000-0x000000000074F000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2092-0-0x0000000000D30000-0x0000000000DE4000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Suspicious use of SetThreadContext 1 IoCs

Processes:

003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe

description	pid	process	target process
PID 2092 set thread context of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2572 schtasks.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe

description pid process

Token: SeDebugPrivilege 2684 003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe

pid	process
2572	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2684	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.execmd.exe

description	pid	process	target process
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2684	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
PID 2092 wrote to memory of 2524	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2524	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2524	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2524	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2644	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2644	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2644	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2644	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2668	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2668	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2668	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2092 wrote to memory of 2668	2092	003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe	cmd.exe
PID 2644 wrote to memory of 2572	2644	cmd.exe	schtasks.exe
PID 2644 wrote to memory of 2572	2644	cmd.exe	schtasks.exe
PID 2644 wrote to memory of 2572	2644	cmd.exe	schtasks.exe
PID 2644 wrote to memory of 2572	2644	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
"C:\Users\Admin\AppData\Local\Temp\003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe
  "C:\Users\Admin\AppData\Local\Temp\003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2684
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\dghdhww"
  2⤵
  PID:2524
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\dghdhww\dghdhww.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\dghdhww\dghdhww.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:2572
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\003c78df2e77687e1b28a9b498152cff4ce27ab0bef5f65b3a2c00b37ef49c13.exe" "C:\Users\Admin\AppData\Roaming\dghdhww\dghdhww.exe"
  2⤵
  PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarD31.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
memory/2092-18-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-1-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-2-0x0000000004930000-0x0000000004970000-memory.dmp

Filesize
256KB

Download
memory/2092-0-0x0000000000D30000-0x0000000000DE4000-memory.dmp

Filesize
720KB

Download
memory/2684-37-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-49-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-13-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2684-15-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2684-17-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2684-9-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2684-19-0x0000000000680000-0x0000000000754000-memory.dmp

Filesize
848KB

Download
memory/2684-20-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-21-0x0000000004770000-0x00000000047B0000-memory.dmp

Filesize
256KB

Download
memory/2684-27-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-25-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-24-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-29-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-31-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-33-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-35-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-7-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2684-39-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-51-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-47-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-55-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-53-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-45-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-43-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-41-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-63-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-61-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-59-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-57-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-67-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-65-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-71-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-69-0x0000000000680000-0x000000000074F000-memory.dmp

Filesize
828KB

Download
memory/2684-6084-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-6102-0x0000000004770000-0x00000000047B0000-memory.dmp

Filesize
256KB

Download
memory/2684-5-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2684-3-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download